/*-----------------------------------------------------------------------------
 * Copyright (c) <2013-2015>, <Huawei Technologies Co., Ltd>
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation and/
 * or other materials provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its contributors
 * may be used to endorse or promote products derived from this software without
 * specific prior written permission.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 ------------------------------------------------------------------------------
 * Notice of Export Control Law
 ==============================================
 * Huawei LiteOS may be subject to applicable export control laws and regulations,
 * which might include those applicable to Huawei LiteOS of U.S. and the country in
 * which you are located.
 * Import, export and usage of Huawei LiteOS in any manner by you shall be in
 * compliance with such applicable export control laws and regulations.
 *---------------------------------------------------------------------------*/


#include "errno.h"
#include "fatfs.h"
#include "unistd.h"
#include "stdio.h"
#include "string.h"
#include "errcode_fat.h"
#ifdef LOSCFG_FS_FAT

int format(const char *dev, int sectors, int option)
{
    int err;
    if (dev == NULL){
        set_errno(EINVAL);
        return -1;
    }

    if(strncmp(dev, "/dev", 4) != 0)
    {
        PRINTK("Usage  :\n");
        PRINTK("        format <dev_inodename> <sectors> <option> <label>\n");
        PRINTK("        dev_inodename : the name of dev\n");
        PRINTK("        sectors       : Size of allocation unit in unit of byte or sector, 0 instead of default size\n");
        PRINTK("        options       : Index of filesystem. 1 for FAT filesystem, 2 for FAT32 filesystem, 7 for any\n");
        PRINTK("        label           : The volume of device. It will be emptyed when this parameter is null\n");
        PRINTK("Example:\n");
        PRINTK("        format /dev/mmcblk0 128 2\n");

        set_errno(EINVAL);
        return -1;
    }
    err = fatfs_mkfs(dev, sectors, option);
    if (err < 0)
    {
        set_errno(-err);
        return -1;
    }
#ifdef LOSCFG_FS_FAT_VIRTUAL_PARTITION
    else if(err >= VIRERR_BASE)
        set_errno(err);
#endif
    return 0;
}


void set_label(const char *name)
{
    (void)memset_s(g_fat_label, LABEL_LEN, 0, LABEL_LEN);

    if (name == NULL || *name == '\0')
    {
        return;
    }

    (void)strncpy_s(g_fat_label, LABEL_LEN, name, LABEL_LEN - 1);
}
#endif /* #ifdef CONFIG_FS_FAT */
